Home / 517,202,215.80-775,803,323.70-461,082,046.20

Finding the Fourth Proportional to 517,202,215.80, 775,803,323.70 and 461,082,046.20

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Solution

The fourth proportional to 517,202,215.80, 775,803,323.70 and 461,082,046.20 is: 691,623,069.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,202,215.80 : 775,803,323.70 = 461,082,046.20 : x
  2. Step 2: Convert to fraction form
    517,202,215.80/775,803,323.70 = 461,082,046.20/x
  3. Step 3: Cross multiply
    517,202,215.80x = 775,803,323.70 × 461,082,046.20
  4. Step 4: Simplify right side
    517,202,215.80x = 357,708,983,940,356,992
  5. Step 5: Solve for x
    x = 357,708,983,940,356,992/517,202,215.80
  6. Step 6: Final answer
    x = 691,623,069.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.